[background-valid.html]
  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set the property value]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-attachment]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-clip]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-color]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-image]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-origin]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-position]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-repeat]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should set background-size]
    expected: FAIL

  [e.style['background'\] = "url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box, rgb(5, 6, 7) url(\\"https://example.com/\\") 1px 2px / 3px 4px space round local padding-box content-box" should not set unrelated longhands]
    expected: FAIL